//阴影
@mixin shadow($area:20px){  -webkit-box-shadow: 0 $area/2 $area rgba(0, 0, 0, 0.1);  box-shadow: 0 $area/2 $area rgba(0, 0, 0, 0.1);  }
//上浮1px
@mixin translate3d(){-webkit-transform: translate3d(0, -1px, 0);  transform: translate3d(0, -1px, 0)}
//绝对定位块
@mixin link-block{display:block;width:100%;height:100%;position:absolute;top:0;left:0;}
//放大
@mixin enlarge($times:1.2){
  transform: scale($times);
  -moz-transform: scale($times);
  -webkit-transform: scale($times);
  -o-transform: scale($times);
  -ms-transform: scale($times); /* IE 9 */
  -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=$times, M12=0, M21=0, M22=$times, SizingMethod='auto expand')"; /* IE8 */
  filter: progid:DXImageTransform.Microsoft.Matrix(M11=$times, M12=0, M21=0, M22=$times, SizingMethod='auto expand'); /* IE6 and 7 */
  background-position:center;
}
//动画过度效果
@mixin animatetime($time:0.2s){
  -webkit-transition:all $time ease-in-out 0s;-moz-transition:all $time ease-in-out 0s;-ms-transition:all $time ease-in-out 0s;-o-transition:all $time ease-in-out 0s;transition:all $time ease-in-out 0s
}